(A dual distribution system is one where pipes carrying reclaimed water are separate from those carrying potable water.) In existence since the 1970s, this network provides reclaimed water to residences, golf courses, parks, schools, and commercial areas for landscape irrigation, and to commercial and industrial customers for cooling and other applications.
The superhero is often called a unique American phenomenon. Inspired by comic books, particularly the Superman series in the early 1930s, superheroes with superhuman strength and a desire to save the world became the stuff of many a childâs, and also numerous adultsâ dreams and fantasies.
Batman was one of the few superhero characters to be continuously published as interest in the genre waned during the 1950s. In the story The Mightiest Team in the World in Superman #76 (June 1952), Batman teams up with Superman for the first time and the pair discovers each other's secret identity.